{"id":3829,"date":"2026-01-07T10:00:00","date_gmt":"2026-01-07T10:00:00","guid":{"rendered":"https:\/\/microductconnector.com\/blog\/the-difference-between-pu-air-hose-and-pa-air-hose\/"},"modified":"2026-09-21T04:12:04","modified_gmt":"2026-09-21T04:12:04","slug":"the-difference-between-pu-air-hose-and-pa-air-hose","status":"publish","type":"post","link":"https:\/\/microductconnector.com\/fa\/blog\/the-difference-between-pu-air-hose-and-pa-air-hose\/","title":{"rendered":"\u062a\u0641\u0627\u0648\u062a \u0634\u0644\u0646\u06af \u0647\u0648\u0627\u06cc PU \u0648 \u0634\u0644\u0646\u06af \u0647\u0648\u0627\u06cc PA"},"content":{"rendered":"
\n

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\"\u0645\u062d\u0635\u0648\u0644<\/figure>\n

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\u0627\u0632 \u0646\u0638\u0631 \u0645\u0642\u0631\u0648\u0646\u200c\u0628\u0647\u200c\u0635\u0631\u0641\u0647 \u0628\u0648\u062f\u0646\u060c \u0634\u0644\u0646\u06af\u200c\u0647\u0627\u06cc \u067e\u0644\u06cc\u200c\u06cc\u0648\u0631\u062a\u0627\u0646 (PU) \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 \u0634\u0644\u0646\u06af\u200c\u0647\u0627\u06cc \u067e\u0644\u06cc\u200c\u0622\u0645\u06cc\u062f (PA) \u0627\u0631\u0632\u0627\u0646\u200c\u062a\u0631 \u0647\u0633\u062a\u0646\u062f. \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc1 \u0622\u0646\u200c\u0647\u0627 \u0631\u0627 \u0628\u0647 \u06af\u0632\u06cc\u0646\u0647\u200c\u0627\u06cc \u0645\u062d\u0628\u0648\u0628 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc\u06cc \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a\u200c\u0647\u0627\u06cc \u0628\u0648\u062f\u062c\u0647\u200c\u0627\u06cc \u062f\u0631 \u0622\u0646\u200c\u0647\u0627 \u0645\u0637\u0631\u062d \u0627\u0633\u062a. \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646\u060c \u0634\u0644\u0646\u06af\u200c\u0647\u0627\u06cc PU \u0646\u0633\u0628\u062a\u0627\u064b \u0633\u0628\u06a9\u200c\u0648\u0632\u0646 \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u062c\u0627\u0628\u062c\u0627\u06cc\u06cc \u0648 \u062d\u0645\u0644\u200c\u0648\u0646\u0642\u0644 \u0622\u0646\u200c\u0647\u0627 \u0631\u0627 \u0622\u0633\u0627\u0646\u200c\u062a\u0631 \u0648 \u0631\u0627\u062d\u062a\u200c\u062a\u0631 \u0645\u06cc\u200c\u0633\u0627\u0632\u062f.<\/span><\/p>\n

\"\u0645\u062d\u0635\u0648\u0644<\/figure>\n

\u0628\u0647 \u0637\u0648\u0631 \u062e\u0644\u0627\u0635\u0647\u060c \u062a\u0641\u0627\u0648\u062a \u0628\u06cc\u0646 \u0634\u0644\u0646\u06af \u067e\u0644\u06cc\u200c\u0627\u0648\u0631\u062a\u0627\u0646 (PU) \u0648 \u067e\u0644\u06cc\u200c\u0622\u0645\u06cc\u062f (PA) \u062f\u0631 \u0645\u06cc\u0632\u0627\u0646 \u0633\u062e\u062a\u06cc\u060c \u0645\u0642\u0627\u0648\u0645\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u062f\u0645\u0627 \u0648 \u0641\u0634\u0627\u0631\u060c \u0645\u0642\u0627\u0648\u0645\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0633\u0627\u06cc\u0634\u060c \u0645\u0642\u0627\u0648\u0645\u062a \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u0648 \u0645\u0642\u0631\u0648\u0646\u200c\u0628\u0647\u200c\u0635\u0631\u0641\u0647 \u0628\u0648\u062f\u0646 \u0622\u0646\u200c\u0647\u0627 \u0646\u0647\u0641\u062a\u0647 \u0627\u0633\u062a. \u0634\u0644\u0646\u06af\u200c\u0647\u0627\u06cc PU \u0646\u0631\u0645\u200c\u062a\u0631 \u0648 \u0627\u0646\u0639\u0637\u0627\u0641\u200c\u067e\u0630\u06cc\u0631\u062a\u0631 \u0647\u0633\u062a\u0646\u062f \u0648 \u0645\u0642\u0627\u0648\u0645\u062a \u0633\u0627\u06cc\u0634\u06cc \u0639\u0627\u0644\u06cc \u062f\u0627\u0631\u0646\u062f\u060c \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0634\u0644\u0646\u06af\u200c\u0647\u0627\u06cc PA \u0645\u0642\u0627\u0648\u0645\u062a \u0628\u0647\u062a\u0631\u06cc \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u062f\u0645\u0627 \u0648 \u0641\u0634\u0627\u0631 \u0628\u0627\u0644\u0627 \u062f\u0627\u0631\u0646\u062f. \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u0627\u0646 \u0627\u06cc\u0646 \u062f\u0648 \u0628\u0647 \u0627\u0644\u0632\u0627\u0645\u0627\u062a \u062e\u0627\u0635 \u06a9\u0627\u0631\u0628\u0631\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u062f\u0645\u0627\u060c \u0641\u0634\u0627\u0631 \u0648 \u0645\u0627\u0647\u06cc\u062a \u0645\u0627\u06cc\u0639 \u06cc\u0627 \u06af\u0627\u0632 \u062f\u0631 \u062d\u0627\u0644 \u0627\u0646\u062a\u0642\u0627\u0644 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f.<\/span><\/p>\n

\n

\n

\u0645\u062d\u0635\u0648\u0644\u0627\u062a \u0645\u0631\u062a\u0628\u0637:<\/strong> \u0642\u0637\u0639\u0627\u062a \u067e\u0646\u0648\u0645\u0627\u062a\u06cc\u06a9<\/a> | \u0637\u064a\u0641 \u0645\u062d\u0635\u0648\u0644\u0627\u062a<\/a> | \u0628\u0627 \u062a\u06cc\u0645 \u0645\u0647\u0646\u062f\u0633\u06cc \u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u062f<\/a><\/p>\n<\/article>\n

<\/p>\n

\n

How current buyers compare PU and PA hose by duty cycle rather than by material name<\/h2>\n

Selection update:<\/strong> The latest search intent around PU versus PA tubing is practical: buyers compare flexibility, temperature, pressure, abrasion, chemicals and bend radius for a particular machine. A material label does not establish the working rating. The correct comparison uses the same tube OD, wall, fitting system, media, temperature profile and movement pattern.<\/p>\n\n\n\n\n\n\n\n
Operating priority<\/th>\nUsually worth investigating first<\/th>\nEvidence to verify<\/th>\n<\/tr>\n<\/thead>\n
Repeated movement and tight routing<\/td>\nPU options<\/td>\nBend radius, abrasion data and fatigue guidance for the exact tube<\/td>\n<\/tr>\n
Higher stiffness or dimensional stability<\/td>\nPA options<\/td>\nPressure, temperature and chemical compatibility at the selected wall size<\/td>\n<\/tr>\n
Oil, solvent or hot-air exposure<\/td>\nEither, only after media review<\/td>\nManufacturer compatibility chart and service-temperature limits<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Current buying guides also put more emphasis on the figure printed on the reel: confirm whether it is burst pressure, working pressure, test pressure or a temperature-specific value. Specify the air-hose product family<\/a>, fitting series and installation environment together. If the same line has fixed and moving sections, a mixed-material design may be more useful than forcing one tube material everywhere.<\/p>\n

Frequently asked questions about PU and PA air hose<\/h2>\n

Which hose is more flexible, PU or PA?<\/h3>\n

PU is commonly chosen for flexibility, but the actual bend radius depends on tube size, reinforcement, temperature and the manufacturer’s data.<\/p>\n

Is PA always better for high pressure?<\/h3>\n

PA often has higher stiffness and may suit demanding pressure conditions, but only the exact size and rating can answer the question.<\/p>\n

Which hose resists abrasion better?<\/h3>\n

PU is frequently considered for moving or rubbing applications, yet verify the abrasion method and service conditions rather than relying on a generic material claim.<\/p>\n

Can PU and PA use the same push-in fitting?<\/h3>\n

Only when the fitting manufacturer approves the tube material, OD, wall and tolerance. A matching nominal size alone is not enough.<\/p>\n

How should chemical compatibility be checked?<\/h3>\n

Identify the actual fluid, concentration, temperature and exposure time, then consult the tube supplier’s compatibility chart.<\/p>\n

What should be recorded when ordering replacement hose?<\/h3>\n

Record material, OD, wall, colour, pressure and temperature conditions, medium, bend or motion requirement, length and fitting code.<\/p>","protected":false},"excerpt":{"rendered":"

\u0634\u0644\u0646\u06af\u200c\u0647\u0627\u06cc PU \u0648 PA \u062f\u0648 \u0646\u0648\u0639 \u0645\u062d\u0628\u0648\u0628 \u0627\u0632 \u0634\u0644\u0646\u06af\u200c\u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0647\u0631 \u062f\u0648 \u0647\u062f\u0641 \u0627\u0646\u062a\u0642\u0627\u0644 \u0645\u0627\u06cc\u0639 \u06cc\u0627 \u0647\u0648\u0627 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f\u060c \u0627\u0645\u0627 \u062f\u0627\u0631\u0627\u06cc \u0628\u0631\u062e\u06cc...<\/p>","protected":false},"author":2,"featured_media":3807,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[],"class_list":["post-3829","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-insights"],"_links":{"self":[{"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/posts\/3829","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/comments?post=3829"}],"version-history":[{"count":6,"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/posts\/3829\/revisions"}],"predecessor-version":[{"id":4332,"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/posts\/3829\/revisions\/4332"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/media\/3807"}],"wp:attachment":[{"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/media?parent=3829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/categories?post=3829"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/microductconnector.com\/fa\/wp-json\/wp\/v2\/tags?post=3829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}